Ardour is a digital audio workstation. You can use it to record, edit and mix
multi-track audio. You can produce your own CDs, mix video sound tracks, or
just experiment with new ideas about music and sound.
Ardour capabilities include: multi channel recording, non-destructive editing
with unlimited undo/redo, full automation support, a powerful mixer, unlimited
tracks/buses/plugins, time-code synchronization, and hardware control from
surfaces like the Mackie Control Universal.